var vMainMenus = new Array();
/**
 * 初始化各菜单项，及初始化主菜单和相应的子菜单项
 * 这个函数的内容可以方便的由服务器端程序生成。
 *
 * @param mainList 主菜单列表框
 * @param subList 子菜单列表框
 */
function initialize(mainList, subList) {
    var i = 0;
    var j = 0;

//建立菜单数据
//=================================================

    var subs = new Array();
    j = 0;
    subs[j++] = "";
	subs[j++] = "";

    vMainMenus[i++] = subs;





    var subs = new Array();
    j = 0;
    subs[j++] = "长安福特";
	subs[j++] = "蒙迪欧07新装版";subs[j++] = "福克斯三厢";subs[j++] = "福克斯两厢";subs[j++] = "翼虎";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "一汽奥迪";
	subs[j++] = "奥迪A4";subs[j++] = "奥迪A6";subs[j++] = "奥迪A6L";subs[j++] = "奥迪A5";subs[j++] = "奥迪A8";subs[j++] = "奥迪Q7";subs[j++] = "奥迪TT";subs[j++] = "奥迪R8";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "上海大众";
	subs[j++] = "Polo劲情";subs[j++] = "朗逸";subs[j++] = "CrossPOLO";subs[j++] = "PASSAT";subs[j++] = "高尔";subs[j++] = "Polo劲取";subs[j++] = "新款途安";subs[j++] = "领驭";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "通用别克";
	subs[j++] = "君越";subs[j++] = "林荫大道";subs[j++] = "HRV";subs[j++] = "凯越";subs[j++] = "凯越三厢";subs[j++] = "凯越旅行车";subs[j++] = "GL8陆尊";subs[j++] = "GL8";subs[j++] = "荣御";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "通用雪佛兰";
	subs[j++] = "塞欧三厢";subs[j++] = "科帕奇";subs[j++] = "塞欧两厢";subs[j++] = "景程";subs[j++] = "乐骋";subs[j++] = "乐风";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "东风日产";
	subs[j++] = "智尊";subs[j++] = "天籁";subs[j++] = "阳光";subs[j++] = "骊威";subs[j++] = "天鑫";subs[j++] = "逍客";subs[j++] = "颐达";subs[j++] = "骐达";subs[j++] = "轩逸";subs[j++] = "骏逸";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "广汽丰田";
	subs[j++] = "凯美瑞";subs[j++] = "汉兰达";subs[j++] = "雅力士";subs[j++] = "酷路泽";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "北京现代";
	subs[j++] = "伊兰特";subs[j++] = "悦动";subs[j++] = "索纳塔";subs[j++] = "NF御翔";subs[j++] = "途胜";subs[j++] = "雅绅特";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "一汽丰田";
	subs[j++] = "威弛";subs[j++] = "卡罗拉";subs[j++] = "花冠";subs[j++] = "锐志";subs[j++] = "皇冠";subs[j++] = "普瑞斯";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "东风雪铁龙";
	subs[j++] = "富康";subs[j++] = "爱丽舍";subs[j++] = "C2";subs[j++] = "凯旋";subs[j++] = "毕加索";subs[j++] = "世嘉";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "悦达起亚";
	subs[j++] = "锐欧";subs[j++] = "赛拉图";subs[j++] = "远舰";subs[j++] = "狮跑";subs[j++] = "佳乐";subs[j++] = "威客";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "一汽大众";
	subs[j++] = "捷达";subs[j++] = "迈腾";subs[j++] = "新宝来";subs[j++] = "高尔夫";subs[j++] = "速腾";subs[j++] = "开迪";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "一汽马自达";
	subs[j++] = "马自达3";subs[j++] = "马自达5";subs[j++] = "马自达6";subs[j++] = "RX-8";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "三菱汽车";
	subs[j++] = "戈蓝";subs[j++] = "蓝瑟";subs[j++] = "菱绅";subs[j++] = "欧蓝德";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "通用五菱";
	subs[j++] = "扬光";subs[j++] = "高光";subs[j++] = "兴旺";subs[j++] = "05款";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "力帆汽车";
	subs[j++] = "520";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "比亚迪";
	subs[j++] = "F3";subs[j++] = "F0";subs[j++] = "F3-R";subs[j++] = "F6";subs[j++] = "F8";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "宝马";
	subs[j++] = "华晨宝马5系";subs[j++] = "华晨宝马3系";subs[j++] = "宝马7系";subs[j++] = "宝马6系";subs[j++] = "宝马5系";subs[j++] = "宝马3系";subs[j++] = "宝马1系";subs[j++] = "宝马X6";subs[j++] = "宝马X5";subs[j++] = "宝马X3";subs[j++] = "宝马Z4";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "克莱斯勒";
	subs[j++] = "铂锐";subs[j++] = "300C";subs[j++] = "大捷龙";subs[j++] = "PT漫步者";subs[j++] = "指南者";subs[j++] = "切诺基";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "荣威";
	subs[j++] = "750";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "东风本田";
	subs[j++] = "思域";subs[j++] = "CRV";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "大众斯柯达";
	subs[j++] = "明锐";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "广州本田";
	subs[j++] = "第八代雅阁";subs[j++] = "新一代飞度";subs[j++] = "飞度";subs[j++] = "雅阁";subs[j++] = "奥德赛";subs[j++] = "思迪";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "沃尔沃";
	subs[j++] = "S40";subs[j++] = "S80";subs[j++] = "C30";subs[j++] = "C70";subs[j++] = "XC90";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "路虎";
	subs[j++] = "揽胜";subs[j++] = "神行者2";subs[j++] = "发现3";subs[j++] = "揽胜运动版";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "捷豹";
	subs[j++] = "S-TYPE";subs[j++] = "X-TYPE";subs[j++] = "XF";subs[j++] = "XJ";subs[j++] = "XK";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "MG名爵";
	subs[j++] = "MG 3SW";subs[j++] = "MG名爵7系";subs[j++] = "MG名爵TF";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "奇瑞";
	subs[j++] = "A1";subs[j++] = "A5";subs[j++] = "瑞虎3";subs[j++] = "瑞麒2";subs[j++] = "QQ3";subs[j++] = "QQ6";subs[j++] = "旗云";subs[j++] = "东方之子";subs[j++] = "东方之子Cross";subs[j++] = "开瑞";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "海马汽车";
	subs[j++] = "普力马";subs[j++] = "福美来";subs[j++] = "海福星";subs[j++] = "海马3";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "奔驰";
	subs[j++] = "帕杰罗速跑";subs[j++] = "奔驰C级";subs[j++] = "奔驰E级";subs[j++] = "奔驰CLK";subs[j++] = "奔驰CLS";subs[j++] = "奔驰S级";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "吉利";
	subs[j++] = "美日";subs[j++] = "美人豹";subs[j++] = "自由舰";subs[j++] = "金刚";subs[j++] = "远景";subs[j++] = "金鹰";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "华晨中华";
	subs[j++] = "中华酷宝";subs[j++] = "骏捷FRV";subs[j++] = "骏捷";subs[j++] = "尊驰";

    vMainMenus[i++] = subs;



    var subs = new Array();
    j = 0;
    subs[j++] = "东风标致";
	subs[j++] = "307三厢";subs[j++] = "307两厢";subs[j++] = "206";subs[j++] = "206cc";subs[j++] = "307cc";subs[j++] = "407";subs[j++] = "607";subs[j++] = "307SW";

    vMainMenus[i++] = subs;



//=================================================


    
    for (i = 0; i < vMainMenus.length; ++i) {
        //mainList.options[i] = new Option(vMainMenus[i][0], i);
		mainList.options[i] = new Option(vMainMenus[i][0],vMainMenus[i][0]);
    }
    
    reselect(mainList, subList);
}
/**
 * 根据主菜单列表框的选择项重置子菜单列表框。
 * 当对主菜单的选择发生变化时执行这个函数。
 *
 * @param source 主菜单列表框
 * @param submenu 子菜单列表框
 */
function reselect(source, submenu) {
    var idx = source.selectedIndex;
    var subs = vMainMenus[idx];
    submenu.length = 0;
    for (var i = 0, j = 1; j < subs.length; ++i, ++j) {
        //submenu.options[i] = new Option(subs[j], i);
		submenu.options[i] = new Option(subs[j], subs[j]);
    }
}



//设置主菜单的默认值
function SetMainMenu(source, submenu) {
    var idx = source.selectedIndex;
    //submenu.length = 0;
    for (var i = 0; i < submenu.length; i++) {
        if(submenu.options[i].value = source.options[idx].value){
			
		}
    }
}